[修改题,1.6分] Combining sentences into one that contains a relative clause:The man is a famous scientist. He wrote this book.
出自:当代英语语法概论

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块